According to "the new math" of YouTube subscribers and views, Fallon, Corden and Kimmel are in the Top 3, while cable stars Conan O'Brien and John Oliver round out the Top 5. ALSO: Watch eight late-night hosts joke about the North Korean summit at the same time.
TOPICS: Late Night, YouTube, Conan, Jimmy Kimmel Live!, Last Week Tonight with John Oliver, The Late Late Show with James Corden, The Tonight Show Starring Jimmy Fallon, Jamie Oliver, Kim Jong-un